import { AutorestExtensionHost } from "./extension-host";
export type AutoRestPluginHandler = (initiator: AutorestExtensionHost) => Promise<void>;
export declare class AutoRestExtension {
    private readonly plugins;
    add(name: string, handler: AutoRestPluginHandler): void;
    run(input?: NodeJS.ReadableStream, output?: NodeJS.WritableStream): Promise<void>;
    /**
     * @deprecated Use #add
     */
    Add(name: string, handler: AutoRestPluginHandler): void;
    /**
     * @deprecated Use #run
     */
    Run(input?: NodeJS.ReadableStream, output?: NodeJS.WritableStream): Promise<void>;
}
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